Home / 11,717.28-17,602.56-10,213.92

Finding the Fourth Proportional to 11,717.28, 17,602.56 and 10,213.92

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Solution

The fourth proportional to 11,717.28, 17,602.56 and 10,213.92 is: 15,344.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,717.28 : 17,602.56 = 10,213.92 : x
  2. Step 2: Convert to fraction form
    11,717.28/17,602.56 = 10,213.92/x
  3. Step 3: Cross multiply
    11,717.28x = 17,602.56 × 10,213.92
  4. Step 4: Simplify right side
    11,717.28x = 179,791,139.64
  5. Step 5: Solve for x
    x = 179,791,139.64/11,717.28
  6. Step 6: Final answer
    x = 15,344.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.